Added the ability to select varieties when viewing the list of products.

Added the ability to select varieties when viewing the list of products. The function is available for sites with paid hosting.

Added the ability to select varieties when viewing the list of products.

Added an additional function for selecting a payment method on the checkout page.Added "Out of stock" quick setting for all products upon import.Added the ability to limit the addition of goods to the basket, by its quantity in stock.